Join the Local Administrators Group in window 7 Ultimate

1. Start, click Control Panel, and then double-clickUser Accounts.
2. Manage User Accounts. 
3. User Accounts dialog box, click theAdvanced tab.
4. Advanced user management, clickAdvanced.
5. Groups.
6. Administrators.
7. Administrators Properties dialog box, look for your name in theMembers list.

If your name is not in the Members list, do the following:

• Click Add.
• In the Enter the object names to select box, type your name, and then clickCheck Names.
• Once your name is recognized, click OK.
  1. OK to close the Administrators Properties dialog box, and then close theLocal Users and Groups pane.

10.  Click OK to close theUser Accounts dialog box.

11.  Close the Users Accounts pane.

I am unable to find these setting. Now I am having window 7 Ultimate. Please suggest how to Join the local Administrators group?

Thanks